Tapo Good Wi-Fi Gentle Swap Dimmer S505D overview: Good lighting for a music
At a look
Skilled’s Ranking
Professionals
- Matter licensed
- Comparatively clear room-facing design
- Fast onboarding and simple administration with the Tapo app
- Very low-priced
Cons
- Bodily set up is a little more onerous than different units
- Requires a impartial wire
- Some slight hiccups throughout setup
Our Verdict
The Tapo S505D good dimmer is Matter licensed, which ensures compatibility with each main good dwelling ecosystem, and it actually gained’t break the financial institution. Then again, it’s a quite simple single-pole machine that relies on the presence of a impartial wire within the field the place it’s put in.
Worth When Reviewed
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Finest Pricing As we speak
Finest Costs As we speak: Tapo Good Wi-Fi Gentle Swap Dimmer S505D
In-wall good switches and dimmers are approaching commodity standing. To make an influence available on the market, the Tapo Good Wi-Fi Dimmer (mannequin S505D) delivers Matter certification, a quite simple industrial design, and—above all—a dirt-cheap price ticket.
It’s a succesful sufficient product, though it doesn’t actually transfer the needle for the class. Consumers will even wish to know that this can be a single-pole machine that relies on the presence of a impartial wire within the electrical field the place it’s put in (not all dimmers require that). Should you’re changing a 3-way dimmer, it is best to contemplate the Tapo S515D Package ($33 at Amazon), which features a companion dimmer; in any other case, you’ll want to leap by some additional set up hoops that may take away the power to manage that mild from a second location in your house.
With a road value of lower than $15, it’s hardly a giant funding to provide this dimmer a strive.
Tapo does supply a wi-fi, battery-powered companion dimmer—the Tapo S200D (round $20 at Amazon)—you could mount wherever and get 3-way performance. However you’ll additionally want one in all Tapo’s good dwelling hubs in case you go that route.
Specs

The Tapo S505D makes use of a mix of pigtail wires and screw terminals/clamps to hook up with your private home’s wiring. A impartial wire is required.
Christopher Null/Foundry
This single-pole good dimmer helps a most load of 300 watts of incandescent bulbs or 150 watts of LEDs. Fluorescent bulbs will not be supported. As soon as put in, it connects to your 2.4GHz Wi-Fi community, eliminating the necessity for a wise dwelling hub (5GHz networks will not be supported). As I’ve already talked about, it’s a Matter-certified machine, which suggests it may be included into Amazon Alexa, Apple House, Google House, Samsung SmartThings and lots of different good dwelling ecosystems. It’s also possible to use the dimmer with IFTTT.
Its dependence on impartial wire would possibly complicate your set up, since there may not be one in each field in your house, particularly if it’s older development.
Set up and setup
The Tapo S505D has a hybrid connector design, with pigtails for impartial and floor, whereas your private home’s load and line wires join by way of terminal clamps and screws. This design saves a little area contained in the field, because you solely want two wire nuts as a substitute of 4, as could be required for an all-pigtail design.

The Tapo S505D isn’t a small machine and we encountered some issue getting it and the wires stuffed again into the field.
Christopher Null/Foundry
Then again, this additionally makes for a considerably harder bodily set up as a result of it may be a problem to push the road and cargo wires popping out of the wall by the again of the dimmer, underneath the clamps on the terminals on its left-hand facet after which tighten the screws to safe them.
After fastidiously straightening the road and cargo wires, which had beforehand been twisted inside wire nuts, I used to be capable of get all the pieces linked in about 10 minutes. I’ve discovered competing merchandise simpler to put in.
The unit shouldn’t be notably small and jamming it again into the field took some effort. As soon as in place and with the included cowl plate connected, nonetheless, the completed design is engaging and never overly busy.

A collection of LEDs signifies the extent of brightness for the linked load.
Christopher Null/Foundry
Being a Matter machine, you possibly can onboard it both by the Tapo app or by scanning the Matter code (which is printed on the swap {hardware} with no QR code and offered as a sticker with one). Organising with the Tapo app is the really useful plan of action, partially as a result of the unit will seemingly want a firmware replace after set up (as mine did).
I didn’t encounter any points with onboarding, though the Tapo app can not mechanically determine which product you might be organising. You need to choose the particular and easy-to-forget mannequin quantity from a prolonged record, which is an pointless nuisance. The one different concern I had throughout setup concerned the dimming calibration, which failed. Luckily, it labored advantageous after I had accomplished the remainder of the setup and visited the app’s settings menu.
Utilizing the Tapo Good Wi-Fi Gentle Swap Dimmer S505D
The Tapo S505D {hardware} is straightforward and intuitive. The massive rocker-style swap is a straightforward on/off toggle: One press turns both turns the sunshine on or off, relying on the state it’s in once you push it. Two smaller buttons above the toggle allow you to step by a collection of brightness settings, one click on at a time. Alternately you possibly can maintain down the dimmer buttons for a considerably easy, dynamic dimming/brightening operation, however I discovered it quite a bit faster to simply faucet both button just a few occasions to achieve my desired brightness stage.
An LED embedded within the swap might be set to glow as a locator when the swap is within the off place, or you possibly can program it to glow solely at evening. It’s also possible to flip this LED off altogether in case you contemplate it mild air pollution.

The Tapo app has all the fundamental options you’d look forward to finding for a wise dimmer.
Christopher Null/Foundry
The Tapo app is simple and unsurprising, with a foremost display that comprises all of your Tapo units and means that you can management energy on or off. Drill down into the element display and you’ll management brightness both with a 0-to-One hundred pc slider or by 5 brightness presets that you just configure.
Each a countdown timer and a easy scheduling system are included, as is an away mode taht which randomly turns the sunshine on and off throughout a time you specify to emulate the presence of individuals. The app additionally reviews working time for the present day, the final week, and the final 30 days. I had no bother with any of the app’s options, and I discovered the swap absolutely attentive to instructions.
Do you have to purchase the Tapo Good Wi-Fi Gentle Swap Dimmer S505D?
With a road value of lower than $15, it’s hardly a giant funding to provide this dimmer a strive in case you’re searching for a easy single-pole dimmer and there’s a impartial wire within the location you wish to set up it. Customers with extra formidable good dwelling designs, nonetheless, will seemingly discover it to be too primary.
This overview is a part of TechHive’s in-depth protection of the very best good lighting controls.

